inserting user data using jpa(EclipseLink) and Spring DAO model - maven

Question

Hello everyBody please help me i am really lost.I am beginner with JPA and spring.i tried to insert a user into data base using dao model and JPA(EclipseLink) but a lot of errors.
i got a error that says,
org.springframework.beans.factory.BeanCreationException: Error creating
bean with name 'transactionManager' defined in ServletContext resource
[/WEB-
INF/beans.xml]: Cannot resolve reference to bean 'entityManagerFactory'
while
setting bean property 'entityManagerFactory'; nested exception is
org.springframework.beans.factory.BeanCreationException: Error creating
bean
with name 'entityManagerFactory' defined in ServletContext resource
[/WEB-INF/beans.xml]: Invocation of init method failed; nested exceptionn
is
java.lang.IllegalArgumentException: No persistence unit with name
'spring-
jpa-test' found
i think there is a lot of erros in configuration please help.
package com.model;
import java.io.Serializable;
import javax.persistence.*;
/**
* The persistent class for the users database table.
*
*/
#Entity
#Table(name="users")
#NamedQuery(name="User.findAll", query="SELECT u FROM User u")
public class User implements Serializable {
private static final long serialVersionUID = 1L;
#Id
#GeneratedValue(strategy = GenerationType.AUTO)
private Long userid;
#Column
private String email;
#Column
private String firstname;
#Column
private String lastname;
public User() {
}
public Long getUserid() {
return this.userid;
}
public void setUserid(Long userid) {
this.userid = userid;
}
public String getEmail() {
return this.email;
}
public void setEmail(String email) {
this.email = email;
}
public String getFirstname() {
return this.firstname;
}
public void setFirstname(String firstname) {
this.firstname = firstname;
}
public String getLastname() {
return this.lastname;
}
public void setLastname(String lastname) {
this.lastname = lastname;
}
}
package com.dao;
import com.model.User;
public interface UserDaoInter {
public void add(User user);
}
package com.dao;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import org.springframework.transaction.annotation.Transactional;
import com.model.User;
public class UserDaoImpl implements UserDaoInter {
#PersistenceContext private EntityManager em;
#Transactional
#Override
public void add(User user) {
em.persist(user);
}
}
package com.service;
import com.model.User;
public interface UserServiceDao {
public void add(User user);
}
package com.service;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.dao.UserDaoInter;
import com.model.User;
#Service
#Transactional
public class UserServiceDaoImpl implements UserServiceDao {
#Autowired
UserDaoInter userd;
#Override
#Transactional
public void add(User user) {
userd.add(user);
}
}
package com.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;
import com.model.User;
import com.service.UserServiceDao;
#Controller
public class UserContoroller {
#Autowired
private UserServiceDao service;
#RequestMapping(value = "/", method = RequestMethod.GET)
public ModelAndView newContact(ModelAndView model) {
User user1 = new User();
model.addObject("userr", user1);
model.setViewName("UserForm");
return model;
}
#RequestMapping(value = "/saveUser", method = RequestMethod.POST)
public ModelAndView saveEmployee(#ModelAttribute User user) {
if (user.getUserid() == 0) {
service.add(user);
}
return new ModelAndView("profile");
}
}
WEB.XML
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" version="3.1">
<display-name>project1</display-name>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/beans.xml</param-value>
</context-param>
<listener>
<listener-
class>org.springframework.web.context.ContextLoaderListener</listener-
class>
</listener>
<servlet>
<servlet-name>spring</servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>spring</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
bean.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
">
<!-- Enable the component scan (auto wiring etc) for the following
package -->
<context:component-scan base-package="pfe.*" />
<!-- Make sure the following is specified to enable transaction -->
<tx:annotation-driven />
<bean class="org.springframework.orm.jpa.JpaTransactionManager"
id="transactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory" />
</bean>
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/" />
<property name="suffix" value=".jsp" />
</bean>
<bean id='entityManagerFactory'
class=
'org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean'
>
<property name="persistenceUnitName" value="spring-jpa-test"/>
<property name='dataSource' ref='dataSource' />
<property name="jpaPropertyMap">
<map>
<entry key="eclipselink.weaving" value="false"/>
</map>
</property>
</bean>
<bean id='dataSource'
class='org.springframework.jdbc.datasource.DriverManagerDataSource'>
<property name='driverClassName' value='Org.Postgresql.Driver' />
<property name='url' value='jdbc:postgresql://localhost:5432/UserDB'/>
<property name='username' value='postgres' />
<property name='password' value='04011993' />
</bean>
persitence.xml
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
<persistence-unit name="project1">
<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
<class>com.model.User</class>
</persistence-unit>
Pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>project1</groupId>
<artifactId>project1</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<dependencies>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-annotations-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-catalina-ant</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-catalina-ha</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-storeconfig</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-tribes</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-catalina</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.eclipse.jdt.core.compiler</groupId>
<artifactId>ecj</artifactId>
<version>4.4.2</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-el-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jasper-el</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jasper</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jsp-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-servlet-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-coyote</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-dbcp</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-i18n-es</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-i18n-fr</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-i18n-ja</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jdbc</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-jni</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-util-scan</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-util</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-websocket</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.apache.tomcat</groupId>
<artifactId>tomcat-websocket-api</artifactId>
<version>8.0.32</version>
</dependency>
<dependency>
<groupId>org.eclipse.persistence</groupId>
<artifactId>eclipselink</artifactId>
<version>2.5.0-RC1</version>
<exclusions>
<exclusion>
<groupId>org.eclipse.persistence</groupId>
<artifactId>commonj.sdo</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>javax.persistence</groupId>
<artifactId>persistence-api</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>9.4-1200-jdbc41</version>
</dependency>
<dependency>
<groupId>javax.transaction</groupId>
<artifactId>jta</artifactId>
<version>1.1</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>3.0.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>3.0.5.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>3.0.5.RELEASE</version>
</dependency>
</dependencies>
<build>
<sourceDirectory>src</sourceDirectory>
<resources>
<resource>
<directory>src</directory>
<excludes>
<exclude>**/*.java</exclude>
</excludes>
</resource>
</resources>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.5.1</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-war-plugin</artifactId>
<version>3.0.0</version>
<configuration>
<warSourceDirectory>WebContent</warSourceDirectory>
</configuration>
</plugin>
</plugins>
adduser.jsp
<%# page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%# taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
</head>
<style>
input, select {
width: 150%;
padding: 12px 20px;
margin: 0px 0;
display: inline-block;
border: 1px solid #ccc;
border-radius: 4px;
box-sizing: border-box;
}
input[type=submit] {
width: 100%;
background-color: #4CAF50;
color: white;
padding: 14px 20px;
margin: 8px 0;
border: none;
border-radius: 4px;
cursor: pointer;
font-size: 30px;
font-weight: bold;
}
input[type=submit]:hover {
background-color: #45a049;
}
div {
position:fixed;
right:460px;
top:110px;
width:570px;
border-radius: 5px;
background-color: #afafaa;
}
.panelCréerCompte{
position:fixed;
border-radius:5px;
right:460px;
top:20px;
width:570px;
text-align: center;
background-color: #5F9EA0;
}
h2 {
font-size: 200%;
}
h1{
font-size:150%;
}
</style>
<body>
<div align="center">
<form:form action="saveUser" method="post" modelAttribute="userr">
<table>
<form:hidden path="id"/>
<tr>
<td><h1>email:</h1></td>
<td><form:input path="name" type="text" /></td>
</tr>
<tr>
<td><h1>name:</h1></td>
<td><form:input path="surname" type="text" /></td>
</tr>
<tr>
<td><h1>usernamee</h1></td>
<td><form:input path="password" type="password" /></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit"
value="save"></td>
</tr>
</table>
</form:form>
</div>
</body>
</html>

Answer 1

The error says that it cannot find spring-jpa-test persistent unit, which should be defined in persistent.xml. If you check your persistent.xml you'll see that unit is called project1. So you simply need to rename it.